WEICHAI WP6GTA - Page 29

Weichai America Corp.
28
2
nut
12
hose
22
clamp
3
Support block
13
clamp
23
clamp
4
Air exhaust pipe of
oil-gas separator
14
Hexagon bolt
24
Oil return pipe
5
clamp
15
washer
25
clamp
6
CCV Breather
16
Bypass Port
26
clamp
7
clamp
17
O-ring
27
bolt
8
hose
18
Bracket
28
Joint pipe
9
clamp
19
Breather Bracket
29
nut
10
Air intake pipe of
oil-gas separator
20
nut
2.12.2 CCV Breather System Disassembly Procedure
1. Loosen the clamps on the air outlet. Remove all air outlet formed and rubber hoses.
2. Loosen the clamps on the oil return pipe. Remove the oil return pipe and hose.
3. Loosen the clamps on the air inlet. Remove all air inlet formed and rubber hoses.
4. Loosen the bolts fixing the breather to the breather bracket. Remove the breather completely.
5. Loosen the bolts fixing the breather bracket to the engine block. Remove the breather bracket.
6. Remove the bypass port from the engine block. Remove the bypass port, bolt, washer, and O-
ring.
2.12.3 CCV Breather System Assembly Procedure
1. Install the bypass port with a new O-ring. Each O-ring can only be used once.
2. Install the breather bracket.
3. Install the breather.
4. Install all formed and rubber hoses, oil pipes and hoses, and clamps.
2.12.4 CCV Breather System Inspection and Maintenance
Inspection:
(1) Check the breather system appearance for any parts that are damaged or flawed. Replace the
damaged or flawed parts.